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Watch a technical webinar exploring breakthrough developments in mid-infrared supermirror technology, where Dr. Gar-Wing Truong, Lead Scientist at Thorlabs, presents a patented crystalline semiconductor innovation achieving unprecedented cavity finesse levels exceeding 400,000 (99.9992% reflectivity) at 4.45 μm wavelength. Learn how this advancement overcomes traditional optical coating limitations in the mid-infrared spectrum, opening new possibilities for cavity-enhanced sensing applications. Discover how researchers can now access these high-performance mid-infrared supermirrors directly through Thorlabs' catalog with immediate availability for shipping.